CVE-2026-2557

low-risk
Published 2026-02-16

A vulnerability was detected in cskefu up to 8.0.1. Impacted is the function Upload of the file com/cskefu/cc/controller/resource/MediaController.java of the component File Upload. The manipulation results in cross site scripting. The attack may be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Do I need to act?

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0.03% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.5/10 Low
NETWORK / LOW complexity

Affected Products (1)

Cskefu

Affected Vendors

Cskefu

References (4)

Exploit https://fx4tqqfvdw4.feishu.cn/docx/ZqvtdTniToQMw0xZL94cTpuTnac
Permissions Required https://vuldb.com/?ctiid.346165
Third Party Advisory https://vuldb.com/?id.346165
Third Party Advisory https://vuldb.com/?submit.750729
21
/ 100
low-risk
Severity 16/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal